Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/16 and 42/27

1st number: 12/16, 2nd number: 1 15/27

12/16 + 42/27 is 83/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 27 is 432

    Next, find the equivalent fraction of both fractional numbers with denominator 432
  2. For the 1st fraction, since 16 × 27 = 432,
    12/16 = 12 × 27/16 × 27 = 324/432
  3. Likewise, for the 2nd fraction, since 27 × 16 = 432,
    42/27 = 42 × 16/27 × 16 = 672/432
  4. Add the two like fractions:
    324/432 + 672/432 = 324 + 672/432 = 996/432
  5. 996/432 simplified gives 83/36
  6. So, 12/16 + 42/27 = 83/36
    In mixed form: 211/36

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com